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QRQ4
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Peter Refaat
QRQ4
Expert
Egypt
Egypt
Joined Jan 20, 2026
Achievements (54)
OverviewRatingAchievements
Rating
1595
Problems18
Submissions22
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QRQ4 earned achievement Specialist1 month ago
QRQ4 earned achievement Student1 month ago
QRQ4 earned achievement Explorer1 month ago
QRQ4 has completed the contest Weekend Practice #24 and scored no score1 month ago
QRQ4 has joined contest Weekend Practice #241 month ago
QRQ4 has completed the contest Blitz Round #22 and scored 650 points2 months ago
QRQ4 solved problem Nasser's GCD Partners (#12480) on first attempt2 months ago
QRQ4 solved problem Nasser's Array Equalizer (#12481) on 5 attempt2 months ago
QRQ4 solved problem Nasser's Concatenation (#12479) on 3 attempt2 months ago
QRQ4 solved problem Nasser's Five (#12478) on first attempt2 months ago
QRQ4 has joined contest Blitz Round #222 months ago
QRQ4 has completed the contest Blitz Round #21 and scored no score3 months ago
QRQ4 solved problem The Efficient Steps (#12465) on 2 attempt3 months ago
QRQ4 has joined contest Blitz Round #213 months ago
QRQ4 has completed the contest Blitz Round #20 and scored 800 points4 months ago
QRQ4 solved problem Bitwise Party (#12463) on first attempt4 months ago
QRQ4 solved problem Not Very Powerful (#12464) on first attempt4 months ago
QRQ4 solved problem Fe3b0onacci Pairs (#12462) on first attempt4 months ago
QRQ4 solved problem Dream Permutation (#12461) on first attempt4 months ago
QRQ4 solved problem Exciting Arrays (#12460) on first attempt4 months ago
QRQ4 has joined contest Blitz Round #204 months ago
QRQ4 has completed the contest Weekend Practice #23 and scored no score4 months ago
QRQ4 earned achievement Weekend Participant4 months ago
QRQ4 has joined contest Weekend Practice #234 months ago
QRQ4 has joined contest Weekend Practice #224 months ago